{"id":44826,"date":"2023-10-02T05:37:44","date_gmt":"2023-10-01T21:37:44","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=44826"},"modified":"2023-10-02T05:37:44","modified_gmt":"2023-10-01T21:37:44","slug":"mfssjgs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/44826.html","title":{"rendered":"Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f"},"content":{"rendered":"

  Modbus\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\uff0c\u5b83\u53ef\u4ee5\u5c06\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u4ee5\u7279\u5b9a\u7684\u683c\u5f0f\u53d1\u9001\u51fa\u53bb\uff0c\u4ee5\u4fbf\u5728\u63a5\u6536\u7aef\u8fdb\u884c\u6b63\u786e\u7684\u89e3\u6790\u548c\u5904\u7406\u3002\u672c\u6587\u5c06\u4ecb\u7ecdModbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u5b83\u7684\u4e3b\u8981\u7279\u70b9\u3001\u5b83\u7684\u7ed3\u6784\u3001\u5b83\u7684\u62a5\u6587\u683c\u5f0f\u4ee5\u53ca\u5b83\u7684\u5e94\u7528\u3002<\/p>\n

Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u4e3b\u8981\u7279\u70b9<\/h2>\n

  Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u4e3b\u8981\u7279\u70b9\u662f\u5b83\u53ef\u4ee5\u5c06\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u4ee5\u7279\u5b9a\u7684\u683c\u5f0f\u53d1\u9001\u51fa\u53bb\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u5305\u62ec\u5e03\u5c14\u578b\u3001\u5b57\u7b26\u4e32\u578b\u3001\u6574\u578b\u3001\u6d6e\u70b9\u578b\u3001\u53cc\u7cbe\u5ea6\u578b\u7b49\u3002\u6b64\u5916\uff0cModbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u8fd8\u652f\u6301\u591a\u79cd\u7f51\u7edc\u534f\u8bae\uff0c\u5305\u62ec\u4ee5\u592a\u7f51\u3001RS485\u3001RS232\u7b49\uff0c\u53ef\u4ee5\u8ba9\u7528\u6237\u8f7b\u677e\u5730\u5b9e\u73b0\u8de8\u8d8a\u4e0d\u540c\u7f51\u7edc\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n

Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u7ed3\u6784<\/h2>\n

  Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u7ed3\u6784\u4e3b\u8981\u7531\u56db\u90e8\u5206\u7ec4\u6210\uff0c\u5206\u522b\u662f\u5934\u90e8\uff08Header\uff09\u3001\u529f\u80fd\u7801\uff08Function Code\uff09\u3001\u6570\u636e\u90e8\u5206\uff08Data\uff09\u548c\u6821\u9a8c\u548c\uff08CRC\uff09\u3002\u5176\u4e2d\uff0c\u5934\u90e8\u7528\u4e8e\u6807\u8bc6\u6570\u636e\u5305\u7684\u53d1\u9001\u8005\u548c\u63a5\u6536\u8005\uff1b\u529f\u80fd\u7801\u7528\u4e8e\u6307\u5b9a\u53d1\u9001\u7684\u6570\u636e\u7c7b\u578b\u548c\u529f\u80fd\uff1b\u6570\u636e\u90e8\u5206\u7528\u4e8e\u5b58\u653e\u53d1\u9001\u7684\u5b9e\u9645\u6570\u636e\uff1b\u6821\u9a8c\u548c\u7528\u4e8e\u6821\u9a8c\u6570\u636e\u7684\u5b8c\u6574\u6027\u3002<\/p>\n

Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u62a5\u6587\u683c\u5f0f<\/h2>\n

  Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u62a5\u6587\u683c\u5f0f\u5305\u62ec\u8bf7\u6c42\u62a5\u6587\u548c\u54cd\u5e94\u62a5\u6587\u3002\u5176\u4e2d\uff0c\u8bf7\u6c42\u62a5\u6587\u7531\u8bf7\u6c42\u5934\u90e8\uff08Request Header\uff09\u3001\u529f\u80fd\u7801\uff08Function Code\uff09\u3001\u6570\u636e\u90e8\u5206\uff08Data\uff09\u548c\u6821\u9a8c\u548c\uff08CRC\uff09\u56db\u90e8\u5206\u7ec4\u6210\uff1b\u54cd\u5e94\u62a5\u6587\u7531\u54cd\u5e94\u5934\u90e8\uff08Response Header\uff09\u3001\u529f\u80fd\u7801\uff08Function Code\uff09\u3001\u6570\u636e\u90e8\u5206\uff08Data\uff09\u548c\u6821\u9a8c\u548c\uff08CRC\uff09\u56db\u90e8\u5206\u7ec4\u6210\u3002<\/p>\n

Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u5e94\u7528<\/h2>\n

  Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u6d4b\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\uff0c\u5982PLC\u3001\u4f20\u611f\u5668\u3001\u7ee7\u7535\u5668\u3001\u63a7\u5236\u5668\u7b49\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u4ea4\u6362\uff0c\u5982\u6570\u636e\u91c7\u96c6\u3001\u6570\u636e\u5904\u7406\u3001\u6570\u636e\u5b58\u50a8\u7b49\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u672c\u6587\u4ecb\u7ecd\u4e86Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u5b83\u7684\u4e3b\u8981\u7279\u70b9\u3001\u5b83\u7684\u7ed3\u6784\u3001\u5b83\u7684\u62a5\u6587\u683c\u5f0f\u4ee5\u53ca\u5b83\u7684\u5e94\u7528\u3002<\/strong>Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u4e3b\u8981\u7279\u70b9\u662f\u5b83\u53ef\u4ee5\u5c06\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u4ee5\u7279\u5b9a\u7684\u683c\u5f0f\u53d1\u9001\u51fa\u53bb\uff0c\u5e76\u4e14\u652f\u6301\u591a\u79cd\u7f51\u7edc\u534f\u8bae\uff0c\u53ef\u4ee5\u8ba9\u7528\u6237\u8f7b\u677e\u5730\u5b9e\u73b0\u8de8\u8d8a\u4e0d\u540c\u7f51\u7edc\u7684\u6570\u636e\u4ea4\u6362\u3002Modbus\u53d1\u9001\u6570\u636e\u683c\u5f0f\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u6d4b\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\uff0c\u5b83\u53ef\u4ee5\u5c06\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u4ee5\u7279\u5b9a\u7684\u683c\u5f0f\u53d1\u9001\u51fa\u53bb\uff0c\u4ee5\u4fbf\u5728\u63a5\u6536\u7aef\u8fdb\u884c\u6b63\u786e\u7684\u89e3\u6790\u548c\u5904\u7406\u3002\u672c\u6587\u5c06\u4ecb\u7ecd<\/p>\n","protected":false},"author":1,"featured_media":4132,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[78],"class_list":["post-44826","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-m-3"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44826"}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=44826"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44826\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=44826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=44826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=44826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}